Step 11: Clean Up

Step 12: Test

Step 13: Done!

Great job! This is a really fun and simple project. If you do end up building this, feel free to post pictures! I'd love to see them. When using, make...

Step 4: Conductive Foam

Now that you have your pen ready, take your conductive foam and grab an object with a touch screen. Hold one end of the foam and try using it on the touch-screen. If it's conductive it'll work like your finger. If it works, cut a piece of foam slightly thicker than your pen tube.